Home / 8,152.08-12,230.28-3,472.32

Finding the Fourth Proportional to 8,152.08, 12,230.28 and 3,472.32

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Solution

The fourth proportional to 8,152.08, 12,230.28 and 3,472.32 is: 5,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.08 : 12,230.28 = 3,472.32 : x
  2. Step 2: Convert to fraction form
    8,152.08/12,230.28 = 3,472.32/x
  3. Step 3: Cross multiply
    8,152.08x = 12,230.28 × 3,472.32
  4. Step 4: Simplify right side
    8,152.08x = 42,467,445.85
  5. Step 5: Solve for x
    x = 42,467,445.85/8,152.08
  6. Step 6: Final answer
    x = 5,209.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.